.middle > div > div:nth-child(1) > div:nth-child(1) {
    color: rgb(230, 145, 55);
    font-size: 30px;
    /*border-bottom: 1px solid red;*/
    padding: 10px;
}

.middle > div > div:nth-child(1) {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid red;
}

.middle > div > div:nth-child(1) > div:nth-child(2) {
    display: flex;
}

.middle > div > div:nth-child(1) > div:nth-child(2) > div {
    padding: 0 20px;
    line-height: 60px;
    background-color: rgb(243, 243, 243);
}

.middle > div > div:nth-child(1) > div:nth-child(2) > div:hover {
    background-color: rgb(230, 145, 55);
    color: white;
}

/*---------------产品内容---------------*/
.middle > div > div:nth-child(2) {
    padding: 10px;
}

.middle > div > div:nth-child(2) > div:nth-child(1) {
    display: flex;
    flex-wrap: wrap;
}

.middle > div > div:nth-child(2) > div:nth-child(1) > div {
    width: 230px;
    height: 300px;
    /*border: 1px solid red;*/
    margin-right: 13px;
    margin-top: 10px;
    color: gray;
}

.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(1) {
    height: 180px;
}

.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(1) img {
    width: 100%;
    height: 100%;
}

.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(2) > div:nth-child(2) {
    display: flex;
}

.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(2) > div:nth-child(2) > div:nth-child(2) {
    color: red;
}
.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(2) > div:nth-child(3){
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}
.middle > div > div:nth-child(2) > div:nth-child(1) > div > div:nth-child(2) > div:nth-child(1){
    color: black;
    font-weight: bold;
    font-size: 25px;
}